| Matranga, David | David Matranga | Actor | 2013 | 1 | |
| Molano, Melissa | Melissa Molano | Actor | 2013 | 1 | |
| Mogg, Nann | Nann Mogg | Actor | 1984 | 2 | |
| Mitchko, Janet | Janet Mitchko | Actor | 1984 | 1 | |
| Meyer, Ernst | Ernst Meyer | Actor | 1957 - 1966 | 2 | |
| McEachern, Ann | Ann McEachern | Actor | 1984 | 1 | |
| Markovich, Terrence | Terrence Markovich | Actor | 1984 | 5 | |
| McMurtrey, Joan | Joan McMurtrey | Actor | 1984 | 2 | |
| Morfogen, George | George Morfogen | Actor | 1984 | 1 | |
| Mehring, Oscar | Oscar Mehring | Actor | 1904 - 1907 | 4 | |
| Mashaw, Mark | Mark Mashaw | Actor | 1984 | 1 | |
| Mitchell, David | David Mitchell | Actor | 1961 - 1984 | 2 | |
| Manson, Amy | Amy Manson | Actor | 2013 | 1 | |
| McMonagle, Kevin | Kevin McMonagle | Actor | 2009 - 2013 | 2 | |
| McEvoy, Lucianne | Lucianne McEvoy | Actor | 2013 | 1 | |
| McCardie, Brian | Brian McCardie | Actor | 2013 - 2015 | 5 | |
| McCullough, Zak | Zak McCullough | Actor | 2013 | 1 | |
| Maula, McKenzie | McKenzie Maula | Actor | 2013 | 1 | |
| Matte, Olivia | Olivia Matte | Actor | 2013 | 1 | |
| Meister, William, B. | William B. Meister | Actor | 2013 | 1 | |
| McDonnell, Ian | Ian McDonnell | Actor | 2013 | 2 | |
| Malré, Boris | Boris Malré | Actor | 2013 | 1 | |
| Malunjwa, Sukoluhle | Sukoluhle Malunjwa | Actor | 2013 | 1 | |
| Mitana, Anna | Anna Mitana | Actor | 2013 | 1 | |
| Mosley, Torez | Torez Mosley | Actor | 2013 | 1 | |
| Madden, Will | Will Madden | Actor | 2013 | 1 | |
| Meyer, Karsten | Karsten Meyer | Actor | 2014 | 1 | |
| Magnusdotter Solem, Marte | Marte Magnusdotter Solem | Actor | 2014 - 2020 | 12 | |
| Magnúsdóttir, Þórunn, Magnea | Þórunn Magnea Magnúsdóttir | Actor | 1978 - 1998 | 2 | |
| Magnúsdóttir, Svanhvít | Svanhvít Magnúsdóttir | Actor | 1978 | 1 | |
| Marott, Rikke | Rikke Marott | Actor | 1989 | 2 | |
| Martinus, John | John Martinus | Actor | 1985 | 1 | |
| Moritzen, Michael | Michael Moritzen | Actor | 1985 | 2 | |
| Mátray, Béla | Béla Mátray | Actor | 1879 | 1 | |
| Monro, Joanna | Joanna Monro | Actor | 1985 | 1 | |
| Mulgrew, Kate | Kate Mulgrew | Actor | 1986 | 1 | |
| McCarthy, Julianna | Julianna McCarthy | Actor | 1986 | 1 | |
| Marttinen, Pentti | Pentti Marttinen | Actor | 1985 | 1 | |
| Morrissey, Michael | Michael Morrissey | Actor | 1986 | 1 | |
| Meisaari-Toiviainen, Tuula | Tuula Meisaari-Toiviainen | Actor | 1985 | 1 | |
| Morschheuser, Peter | Peter Morschheuser | Actor | 1911 | 1 | |
| Moriarty, Paul | Paul Moriarty | Actor | 1985 - 2008 | 3 | |
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